Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has applied Chinese patent for Gel Plugging Agent as Well as Preparation Method and Application Thereof. Lan Kuo, Xi Peng, Shang Ce, Ge Mingxi, Ishikuri, Zhang Mingjun, Xia Bo, Gong Yuning, Cao Junbo, Zhang Tiantian, Wang Guodong, Wang Zhongyuan, Ping Yuanyu, He Huizhuo, Zou Zhaoyu and Z..